US2010004405A1PendingUtilityA1

Organic compound and process for inhibiting corrosion on metals

Assignee: KELKAR ANILPriority: May 13, 2005Filed: Oct 20, 2005Published: Jan 7, 2010
Est. expiryMay 13, 2025(expired)· nominal 20-yr term from priority
C23F 11/10C23F 11/00C23C 22/03
24
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Claims

Abstract

A process for inhibiting corrosion on metals comprises providing a metal surface to be protected and applying to said surface a protective organic compound, the said organic compound being formed by reacting an alcohol phosphate ester, multi-esters below C16 chain length, any petroleum solvent and/or its derivative, any fatty amines and/or its block polymer and a coupling agent, standard additives for colour and odour maintenance and the said process being carried out at a temperature between 30 deg C. and 180 deg C. and obtaining a homogenous and biodegradable mass to form an organic compound to reduce corrosion and reduce metal loss.

Claims

exact text as granted — not AI-modified
1 . A process for inhibiting corrosion on metals comprising:
 providing a metal surface to be protected;   applying to said surface a protective organic compound, the sad organic compound being formed by reacting:   a. an alcohol phosphate ester and multi-esters below C16 chain length;   b. any petroleum solvent and/or its derivative;   c. any fatty amines and/or its block polymer;   d. a coupling agent; and   e. standard additives for color and odor maintenance;   
       the said process being carried out at a temperature between 30° C. and 180° C.; and obtaining a homogenous and biodegradable mass to form an organic compound to reduce corrosion and reduce metal loss. 
     
     
         2 . The process as claimed in  claim 1 , wherein the quantity of the solvents is at least 50% with a maximum of 90% of the entire mixture, the proportion of the said alcohol phosphate ester and multi-esters and fatty amines and/or its block polymer being in the ratio 9:1 out of the remaining mixture. 
     
     
         3 . The process as claimed in  claim 1 , wherein the alcohol phosphate ester, may be selected from a group consisting mono, di, tri, esters derived from carbon chain below C16. 
     
     
         4 . The process as claimed in  claim 1 , wherein the petroleum solvents and/or its derivatives are kerosene, mineral turpentine and/or its modified derivatives. 
     
     
         5 . The process as claimed in  claim 1 , wherein the coupling agent may be selected from a group consisting of Lanolin, esters. 
     
     
         6 . A The process as claimed in  claim 1 , wherein the said metal surface can be ferrous metals or an alloy thereof. 
     
     
         7 . The A process as claimed in  claim 1 , wherein the said fatty amine derivative is used as a preservative. 
     
     
         8 . The process as claimed in  claim 1 , further comprising lanoline as a de-watering agent. 
     
     
         9 . The process as claimed in  claim 1 , wherein the thickness of the oxide layer is measured by means of a magnetic gauge. 
     
     
         10 . The process as claimed in  claim 1 , wherein the said coupling agent enhances the bio-degradability of the compound. 
     
     
         11 . An organic compound obtained from the process of  claim 1 . 
     
     
         12 . A method of treating the metal surface with an effective and optimum corrosion-inhibiting amount of the organic compound as claimed in claim  11 . 
     
     
         13 . An organic compound obtained from the process of  claim 1 , wherein the formation of the modified crystal structure quarantines the unsaturated Oxide. 
     
     
         14 . An organic compound obtained from the process of  claim 1 , wherein the quarantined unsaturated oxide forms a non-porous monolayer film on the metal surface. 
     
     
         15 . An organic compound as claimed in  claim 11 , wherein the thickness of the monolayer film is less than 1 micron. 
     
     
         16 . An organic compound as claimed in  claim 11 , wherein the said residual onolayer film has wetting properties. 
     
     
         17 . (canceled)

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